45 20 kv surge arrester products are offered for sale by suppliers on Alibaba.com, of which surge protection devices accounts for 68%, lightning protection & earthing accounts for 4%.
A wide variety of 20 kv surge arrester options are available to you, such as industrial, protection and high voltage.You can also choose from red, gray 20 kv surge arrester,As well as from polymer, silicon rubber 20 kv surge arrester,